Base | Representation |
---|---|
bin | 110101100010110000… |
… | …100000010110110111 |
3 | 12111101200022122022101 |
4 | 311202300200112313 |
5 | 1420220303114323 |
6 | 42224453242531 |
7 | 4103456216416 |
oct | 654260402667 |
9 | 174350278271 |
10 | 57491457463 |
11 | 22422479a10 |
12 | b185933447 |
13 | 5562b296ab |
14 | 2ad565b47d |
15 | 17673dadad |
hex | d62c205b7 |
57491457463 has 16 divisors (see below), whose sum is σ = 66517869600. Its totient is φ = 49108608000.
The previous prime is 57491457431. The next prime is 57491457503. The reversal of 57491457463 is 36475419475.
It is a cyclic number.
It is not a de Polignac number, because 57491457463 - 25 = 57491457431 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57491452463) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143388 + ... + 368161.
It is an arithmetic number, because the mean of its divisors is an integer number (4157366850).
Almost surely, 257491457463 is an apocalyptic number.
57491457463 is a deficient number, since it is larger than the sum of its proper divisors (9026412137).
57491457463 is a wasteful number, since it uses less digits than its factorization.
57491457463 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 512178.
The product of its digits is 12700800, while the sum is 55.
The spelling of 57491457463 in words is "fifty-seven billion, four hundred ninety-one million, four hundred fifty-seven thousand, four hundred sixty-three".
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